Movable platform



FIG. 1 is a top perspective view of the movable platform;

FIG. 2 is a top plan view of the movable platform;

FIG. 3 is a bottom plan view of the movable platform;

FIG. 4 is a side elevation view of the movable platform; and,

FIG. 5 is a front elevation view of the movable platform.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

CLAIM The ornamental design for a movable platform, as shown and described. 